DNF has its own credit card. Specific steps:

1. Search "DNF exclusive credit card" on Baidu and enter the event-specific webpage.

2. Click "Fill in Application" as shown in the picture to apply for a credit card.

3. Submit information.

4. Those who pass the review will receive a premium gift package.

5. You can also get super gift packages by using your credit card for any consumption.

"Dungeon and Fighter" is a role-playing 2D game developed by NEOPLE, a Korean online game company. It is distributed by Tencent Games in China.

The game inherits the characteristics of mobile phone and arcade 2D fighting games, and its style is similar to a side-scrolling fighting game. Focusing on mission-guided character growth, combined with dungeons, PVP, and PVE as supplements, it has more than 500 types of equipment and props.

On June 14, 2016, Tencent Games announced that the number of simultaneous online users of "Dungeon & Fighter" exceeded 5 million, setting a new record for the highest online fighting game.